package retrieval;

import java.util.*;

public class Node
{
    public String                             nodeName;
    public HashSet<String>                    keywordList      = new HashSet<String>();
    public HashSet<String>                    relatedQueryList = new HashSet<String>();
    public Hashtable<String, HashSet<String>> keyword2ancestor = new Hashtable<String, HashSet<String>>();
    public HashSet<String>                    directIncluding  = new HashSet<String>();
}
